package org.millioncall.yueyoga.common.utils;

import java.io.IOException;

import javax.servlet.http.HttpServletResponse;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

//created by zangjy on 2012-4-11
public final class ZhuwResponseUtil {
	private static final Logger logger = LoggerFactory.getLogger(ZhuwResponseUtil.class);

	public static void renderText(HttpServletResponse response, String text) {
		render(response, "text/plain;charset=UTF-8", text);
	}

	public static void renderJson(HttpServletResponse response, String text) {
		render(response, "application/json;charset=UTF-8", text);
	}

	public static void renderXml(HttpServletResponse response, String text) {
		render(response, "text/xml;charset=UTF-8", text);
	}

	public static void render(HttpServletResponse response, String contentType, String text) {
		response.setContentType(contentType);
		response.setHeader("Pragma", "No-cache");
		response.setHeader("Cache-Control", "no-cache");
		response.setDateHeader("Expires", 0);
		try {
			response.getWriter().write(text);
		} catch (IOException e) {
			logger.error(e.getMessage(), e);
		}
	}
}
